IP Library › Granted Patent US 7,741,208
Granted Patent B2
US 7,741,208 · App. 11/729,021 · Granted Jun 22, 2010

Method for making a wedge wedge wire loop

Assignee: Oerlikon Assembly Equipment Ltd.
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Quick Facts
Patent No.
US 7,741,208
App. No.
11/729,021
Granted
Jun 22, 2010
Kind
B2
Abstract

A wedge wedge wire loop is formed with the steps: a) lowering the capillary onto the first connection point and applying a predefined bond force and ultrasound for producing a wedge connection on the first connection point, b) raising the capillary by a predetermined distance D 1 in an essentially vertical direction, c) moving the capillary laterally and downwards in order to bend the wire and press it against the wedge connection, d) raising the capillary and moving the capillary in order to form a wire loop and to attach the wire to the second connection point, and e) tearing off the wire.

Claims (9)

1. A method of making a wedge wedge wire loop between a first connection point and a second connection point with a capillary that has a longitudinal drill hole, an outlet of which opens out into a working surface, whereby the wire is guided through the longitudinal drill hole and whereby the capillary serves to attach the wire to the first connection point and to the second connection point as well as to guide the wire between the first connection point and the second connection point, the method comprising the steps:

a) lowering the capillary onto the first connection point and producing a wedge connection on the first connection point by applying a predefined bond force and ultrasound,

b) raising the capillary by a predetermined distance D 1 in an essentially vertical direction,

c) moving the capillary laterally and downwards in order to bend the wire and press the wire against the wedge connection,

d) raising the capillary and moving the capillary in order to form a wire loop and to attach the wire to the second connection point, and

e) tearing off the wire.

2. The method according to claim 1 , wherein after step d the capillary is moved in a wire direction of a next wire loop to be produced in order to align the end of the wire protruding out of the capillary.

3. The method according to claim 1 , wherein in step c, the movement of the capillary takes place along an essentially circular path section.

4. The method according to claim 2 , wherein in step c, the movement of the capillary takes place along an essentially circular path section.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 2, 2007
From: SEIDEL, MARIT; MATTMUELLER, JAN
To: OERLIKON ASSEMBLY EQUIPMENT LTD.
Reel/Frame 019638/0465 →
Priority Claims (1)
CH 0543/06 · Mar 30, 2006 · national
Continuity (1)
Related Publication 20070231959A1 · Oct 4, 2007